UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zJUZGKAPujVLN2GxvVRP9lwqEFKeDOQVHnmVJJpZSNU=' 
WHERE 
  key_id = '319a1de43e35cb6a16b8af896493503b66d0d543fb50a937a2d6bb4edc1d0f6d' 
  AND (
    token = 'zJUZGKAPujVLN2GxvVRP9lwqEFKeDOQVHnmVJJpZSNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )